Book Image

HTML5 Data and Services Cookbook

Book Image

HTML5 Data and Services Cookbook

Overview of this book

HTML5 is everywhere. From PCs to tablets to smartphones and even TVs, the web is the most ubiquitous application platform and information medium bar. Its becoming a first class citizen in established operating systems such as Microsoft Windows 8 as well as the primary platform of new operating systems such as Google Chrome OS. "HTML5 Data and Services Cookbook" contains over 100 recipes explaining how to utilize modern features and techniques when building websites or web applications. This book will help you to explore the full power of HTML5 - from number rounding to advanced graphics to real-time data binding. "HTML5 Data and Services Cookbook" starts with the display of text and related data. Then you will be guided through graphs and animated visualizations followed by input and input controls. Data serialization, validation and communication with the server as well as modern frameworks with advanced features like automatic data binding and server communication will also be covered in detail.This book covers a fast track into new libraries and features that are part of HTML5!
Table of Contents (21 chapters)
HTML5 Data and Services Cookbook
About the Authors
About the Reviewers

Using multiple-choice select lists

Select lists can be made to allow users to select multiple elements.

Multiple-choice select lists have a special serialization model. In this recipe we're going to look at how that model works and how to use it.

We're going to create a page with a form containing a multiple-choice select list. This form will send a GET request to another page where we're going to extract the selected items via JavaScript.

How to do it...

Follow these steps:

  1. Create a basic page with a form that has a multiple select list as shown in the following code snippet:

        <form method="get" action="result.html">
          <select name="multi" multiple>
            <option value="1">First</option>
            <option value="2">Second</option>
            <option value="3">Third</option>
            <option value="4">Fourth</option...